Inter tempora : the Chronology of the Early Medieval Period : Issues, Approaches, Results : Proceedings of the national conference, Arad, 26th - 29th September 2018 = Inter tempora : Cronologia perioadei medievale timpurii : Probleme, abordări, rezultate : Lucrările conferinţei nationale : Arad, 26 - 29 septembrie 2018 - Mărginean, Florin; Stanciu, Ioan; László, Keve (Editura Mega, 2019)